Where does “こどもの日” come from?

こどもの日 (Japanese) comes from Japanese 子供, from Japanese 子, from Japanese 鼠, from Japanese nezumi.

こどもの日 (Japanese): Children's Day, a festival held in Japan on 5 May to celebrate children; part of the Golden Week series of holidays in May

Definitions

  1. Children's Day, a festival held in Japan on 5 May to celebrate children; part of the Golden Week series of holidays in May

Ancestry of “こどもの日”, step by step

こどもの日 traces back through 3 separate lines of ancestry.

via Japanese 子供

StepLanguageWordMeaning
1Japanese子供child
2Japanese子a child; a girl, especially a dear or desired...
3Japanese鼠a mouse or a rat; general term for members of...
4Japanesenezumi—

via Japanese の

StepLanguageWordMeaning
1Japaneseのgenitive case marker; nominative case marker in a...
2Old Japaneseのplain, field
3Middle Chinese能talent, ability

via Japanese 日

StepLanguageWordMeaning
1Japanese日Sunday
2Old Japanese日the sun; sunlight, sunshine; daytime, daylight
3Proto-Japonic*piday, sun
Every word from Japanese nezumi →Every word from Japanese 鼠 →Every word from Japanese 子 →